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What should a person who recovered from COVID-19 do when they are exposed to it again, according to the CDC?

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Anyone who has had close contact with someone with COVID-19 should quarantine for 14 days after their last exposure to that person, except if they meet the following conditions: Someone who has been fully vaccinated and shows no symptoms of COVID-19 does not need to quarantine. Read more

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How long do COVID-19 patients continue to shed the virus?

The duration of viral shedding varies significantly and may depend on severity. Among 137 survivors of COVID-19, viral shedding based on testing of oropharyngeal samples ranged from 8-37 days, with a median of 20 days.

Can you still get COVID-19 after recovering from it?


Immunity is complicated and, yes, you can still get reinfected with COVID-19. In fact, a recent study found that unvaccinated adults were twice as likely to get reinfected with COVID-19 than those who got vaccinated after they'd recovered from their illness.

Are you immune to COVID-19 once you have it?


A mild case of an illness may not result in strong natural immunity. New studies show that natural immunity to the coronavirus weakens (wanes) over time, and does so faster than immunity provided by COVID-19 vaccination.

Can patients who have recovered from COVID-19 continue to have detectable SARS-CoV-2 RNA in upper respiratory specimens?

• Patients who have recovered from COVID-19 can continue to have detectable SARS-CoV-2 RNA in upper respiratory specimens for up to 3 months after illness onset in concentrations considerably lower than during illness; however, replication-competent virus has not been reliably recovered and infectiousness is unlikely.

ThaJokes articles are based on information we have collected from all over the internet. We rely on reliable sources when gathering data. Despite the constant care and attention we pay in compiling this data, it is possible that the information published is incomplete or incorrect. Is there anything that is incorrect or incomplete in this article? Let us know at thajokes@gmail.com
~ ThaJokes Team ~


Most frequently asked questions

How long can you test positive for COVID-19?

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People who have recovered from COVID-19 can continue to test positive for up to 3 months after their infection.

What does a negative SARS-CoV-2 antibody test mean?

A negative result on a SARS-CoV-2 antibody test means antibodies to the virus were not detected in your sample. It could mean:
• You have not been infected with COVID-19 previously.
• You had COVID-19 in the past but you did not develop or have not yet developed detectable antibodies.

How long does it take to develop immunity after a COVID-19 infection?

Although the immune correlates of protection are not fully understood, evidence indicates that antibody development following infection likely confers some degree of immunity from subsequent infection for at least 6 months.

How long does it take for the body to produce antibodies against COVID-19?

Antibodies can take days or weeks to develop in the body following exposure to a SARS-CoV-2 (COVID-19) infection and it is unknown how long they stay in the blood.

Should the person who has clinically recovered from COVID-19 continue to wear a cloth face covering in public?

Yes. It is recommended that all persons, with a few exceptions, wear cloth face coverings in public.



COVID-19 - An Easy Way to Know You DON'T HAVE IT!

How long after being tested positive for COVID-19 can you can resume being around others, if you have no symptoms?

If you continue to have no symptoms, you can be with others after 10 days have passed since you had a positive viral test for COVID-19.

When are COVID-19 patients most infectious?

Researchers estimate that people who get infected with the coronavirus can spread it to others 2 to 3 days before symptoms start and are most contagious 1 to 2 days before they feel sick.

Does an antibody test diagnose an active COVID-19?

Antibodies can take several days or weeks to develop after you have an infection and may stay in your blood for several weeks after recovery. Because of this, antibody tests should not be used to diagnose an active coronavirus infection.

How does your immune system act after you recover from COVID-19?

After you recover from a virus, your immune system retains a memory of it. That means that if you get infected again, proteins and immune cells in your body can recognize and kill the virus, protecting you from the disease and reducing its severity.

What is the COVID-19 antibody test?

An antibody test looks for antibodies that are made by the immune system in response to a threat, such as a specific virus. Antibodies can help fight infections. Antibodies can take several days or weeks to develop after you have an infection and may stay in your blood for several weeks after recovery. Because of this, antibody tests should not be used to diagnose an active coronavirus infection. At this time, researchers do not know if the presence of antibodies means that you are immune to the coronavirus in the future.

What does a negative COVID-19 antigen test result mean in asymptomatic persons?

Negative test results using a viral test (NAAT or antigen) in asymptomatic persons with recent known or suspected exposure suggest no current evidence of infection. These results represent a snapshot of the time around specimen collection and could change if tested again in one or more days.

What is a false positive COVID-19 antibody test?

Sometimes a person can test positive for SARS-CoV-2 antibodies when they do not actually have those specific antibodies. This is called a false positive.

Can we use COVID-19 antibody tests to evaluate a person’s level of protection after the vaccine?

Currently authorized SARS-CoV-2 antibody tests have not been evaluated to assess the level of protection provided by an immune response to COVID-19 vaccination.If antibody test results are interpreted incorrectly, there is a potential risk that people may take fewer precautions against SARS-CoV-2 exposure. Taking fewer steps to protect against SARS-CoV-2 can increase their risk of SARS-CoV-2 infection and may result in the increased spread of SARS-CoV-2.

Can you have COVID-19 and still test negative for antibody test?

A negative test means that you have no COVID-19 antibodies, so you probably were not infected with the COVID-19 virus in the past. Because it takes time for antibodies to develop, false-negative test results can happen if the blood sample is collected too soon after your infection started.

Are there different types of COVID-19 diagnostic tests?

There are 2 different types of COVID-19 diagnostic tests -- molecular tests and antigen tests. Molecular tests detect the virus that causes COVID-19, SARS-CoV-2. Antigen tests detect specific proteins made by the virus.

Can an infected person spread COVID-19 before showing symptoms?


An infected person can spread COVID-19 starting 2 days before the person has any symptoms or tests positive. People who have COVID-19 don't always have obvious symptoms. A person is still considered a close contact even if they were wearing a mask while they were around someone with COVID-19.

When can I end quarantine after having been in touch with a COVID-19 and testing negative?

If you got tested on the fifth day after exposure or later and the result was negative, you can stop isolation after seven days. While in quarantine, watch for a fever, shortness of breath or other COVID-19 symptoms.

When can I shorten my quarantine for COVID-19?

•After day 10 without testing
•After day 7 after receiving a negative test result (test must occur on day 5 or later)

Do I need to wear a mask after getting the COVID-19 vaccine?

After you are fully vaccinated for COVID-19, take these steps to protect yourself and others: In general, you do not need to wear a mask in outdoor settings.

If you are in an area with high numbers of COVID-19 cases, consider wearing a mask in crowded outdoor settings and when you are in close contact with others who are not fully vaccinated

Does the COVID-19 virus live for long on clothing?

Research suggests that COVID-19 doesn't survive for long on clothing, compared to hard surfaces, and exposing the virus to heat may shorten its life. A study published in found that at room temperature, COVID-19 was detectable on fabric for up to two days, compared to seven days for plastic and metal.